AT93C66A-10SU-1.8 Atmel, AT93C66A-10SU-1.8 Datasheet - Page 6
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AT93C66A-10SU-1.8
Manufacturer Part Number
AT93C66A-10SU-1.8
Description
IC EEPROM 4KBIT 2MHZ 8SOIC
Manufacturer
Atmel
Datasheet
1.AT93C56AY6-10YH-1.8.pdf
(23 pages)
Specifications of AT93C66A-10SU-1.8
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
4K (512 x 8 or 256 x 16)
Speed
250kHz, 1MHz, 2MHz
Interface
3-Wire Serial
Voltage - Supply
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-SOIC (3.9mm Width)
Organization
512 K x 8 or 256 K x 16
Interface Type
3-Wire
Maximum Clock Frequency
0.25 MHz
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1.8 V
Maximum Operating Current
2 mA
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Supply Voltage
2.5 V, 3.3 V, 5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Table 3-4.
Note:
6
Instruction
READ
EWEN
ERASE
WRITE
ERAL
WRAL
EWDS
The X’s in the address field represent don’t care values and must be clocked.
AT93C56A/66A
Instruction Set for the AT93C56A and AT93C66A
SB
1
1
1
1
1
1
1
Code
Op
10
00
11
01
00
00
00
11XXXXXXX
10XXXXXXX
01XXXXXXX
00XXXXXXX
A
A
A
8
8
8
x 8
– A
– A
– A
0
0
0
Address
11XXXXXX
10XXXXXX
01XXXXXX
00XXXXXX
A
A
A
x 16
7
7
7
– A
– A
– A
0
0
0
D
D
7
7
x 8
– D
– D
0
0
Data
D
D
15
15
x 16
– D
– D
0
0
Comments
Reads data stored in memory, at
specified address.
Write enable must precede all
programming modes.
Erases memory location A
Writes memory location A
Erases all memory locations. Valid
only at V
Writes all memory locations. Valid
only at V
Register cleared.
Disables all programming instructions.
CC
CC
= 5.0V ±10% and Disable
= 4.5V to 5.5V.
3378O–SEEPR–11/09
n
n
– A
– A
0
0
.
.